posh:If you describe a person as posh, you mean that they belong to or behave as if they belong to the upper classes. 上流社会的; 看似上流社会的I wouldn't have thought she had such posh friends. 我没有想到她有这样一些上流社会的朋侪。——柯林斯字典This will be the posh way of serving yourbaba.我们呈上蛋糕的方式十分富有上流风范。——BBC纪录片《老妈私房菜》boarding school: A boarding school is a school that some or all of the students live in during the school term. 投止学校eyesight: Your eyesight is your ability tosee. 视力He suffered from poor eyesight and could no longer read properly.他视力欠好了，再也不能正常地阅读。

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